Sign in | English | Terms of Use
DictionaryForumContacts

   English ⇄ Chinese
Google | Forvo | +
to phrases
particular pollutant concentration
tech. 污度
water.res., ecol. 特性污染物浓度
particular pollutant concentration: 1 phrase in 1 subject
Technology1

 The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Add | The server is undergoing maintenance and the site is working in read-only mode. Please check back later.">Report an error | Get short URL | Language Selection Tips